Messages in this thread | | | Subject | Re: [PATCH -rt] update kmap_atomic on !HIGHMEM | From | Daniel Walker <> | Date | Wed, 27 Dec 2006 16:05:30 -0800 |
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On Wed, 2006-12-27 at 22:25 +0100, Ingo Molnar wrote: > * Daniel Walker <dwalker@mvista.com> wrote: > > > I got some scheduling while atomic on x86-64 , and since x86-64 > > doesn't seem to have HIGHMEM there's no workaround for kmap_atomic() . > > > > This patch adds the same as i386 HIGHMEM for !HIGHMEM. > > the problem is that this does not disable pagefaulting while > kmap-atomic. Could you try the patch below, does it solve the assert? >
It hasn't crashed after about an hour of stress.. One comment on the patch tho , the pagefault_enable/pagefault_disable need module exports, I saw the build complaining about them.
Daniel
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